Search results heading is not visible when searching via the /firefox-enterprise product support page

[emilghittasv]

Steps to reproduce
Steps to reproduce the behavior:

1. Go to https://support.allizom.org/en-US/products/firefox-enterprise
2. Type something inside the search bar.

Expected behavior
The search results heading is successfully displayed.

Actual behavior
The search results heading is not visible.

Screencasts

Desktop:

• OS: Windows 11
• Browser: Firefox

Additional context
This issue is reproducible in stage.

[emilghittasv]

I can confirm that this issue is verified fixed in stage.

Moving this ticket inside the release column.